Actress Camren Bicondova said that Cat, following a crash course from Fish on being her meanest self, is attempting "to figure out where she stands, whether she’s a bad guy or good guy." We'll also delve into more of her backstory.

Sean Pertwee talked of a figurative "contract" between Alfred and Bruce, explaining how the child has now discovered his father’s deep, dark secret - and, therefore, as Alfred trains his ward, they build a "more adult relationship out of mutual respect and understanding."

But will it be the same Barbara? "She’s the crazy ex-girlfriend from hell. But she also becomes a woman in full in her own right," said Cannon. “"t’s a story of insanity, but also fulfilling your potential."